Critical Thinking QuestionsCase A-2Charles is working on Illustrator and his drawing has elements that must be aligned in a grid. The illustration is potentially going to be used in a poster or t-shirt design that he is submitting to a contest at school. Charles would like to create some guides but first he must point Rulers on the Menu bar and select ____.

In JPA transaction processing, if the operations execute successfully, you call EntityTransaction method _______ to commit the changes to the database. If any operation fails, you call EntityTransaction method ________ to return the database to its state prior to the transaction.

a. apply, rollback b. commit, restore c. apply, restore d. commit, rollback

Within the circuitry of a computer, each channel along which bits transfer allows the various devices both inside and attached to the system unit to communicate with each other. What are these channels, shown in the accompanying figure, called?

A. charters B. gender changers C. buses D. words